Roberto H. Frank, Mcgraw Hill
$32.00
Gaceta N. 40.639, Njr
$2.00
S. Joo - A. Kau, Lippincott
$57.60
Gaceta Nº 40.358, Njr
$1.40
Gaceta Nº 5.552, Dabosan
$1.00
H. Koontz - H. Weihrich, Mcgraw Hill
$71.00
Oscar Hernandez Alvarez, Aiadtss
$7.00
Alayon - Carballo - Daza, Ucab
$9.15